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All results from a given calculation for CF2ClCFCl2 (Ethane, 1,1,2-trichloro-1,2,2-trifluoro-)

using model chemistry: MP2=FULL/3-21G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at MP2=FULL/3-21G
 hartrees
Energy at 0K-1744.556115
Energy at 298.15K-1744.557492
HF Energy-1743.843579
Nuclear repulsion energy679.504277
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at MP2=FULL/3-21G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A 1274 1216 123.34      
2 A 1231 1175 55.92      
3 A 1172 1119 144.02      
4 A 1021 974 64.57      
5 A 832 794 146.72      
6 A 744 711 257.77      
7 A 612 584 18.04      
8 A 493 471 4.70      
9 A 407 389 4.95      
10 A 382 365 0.09      
11 A 354 338 0.63      
12 A 316 302 1.48      
13 A 293 280 0.60      
14 A 265 253 0.36      
15 A 226 216 0.90      
16 A 191 183 2.69      
17 A 156 149 2.25      
18 A 64 61 0.07      

Unscaled Zero Point Vibrational Energy (zpe) 5016.1 cm-1
Scaled (by 0.9548) Zero Point Vibrational Energy (zpe) 4789.4 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP2=FULL/3-21G
ABC
0.04923 0.03423 0.02813

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2=FULL/3-21G

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.533 0.147 0.347
C2 -0.672 -0.555 -0.292
F3 0.361 0.227 1.709
Cl4 2.070 -0.864 -0.016
Cl5 0.737 1.853 -0.372
Cl6 -2.257 0.284 0.277
F7 -0.591 -0.496 -1.655
F8 -0.716 -1.863 0.120

Atom - Atom Distances (Å)
  C1 C2 F3 Cl4 Cl5 Cl6 F7 F8
C11.53371.37571.87491.86302.79402.38432.3774
C21.53372.38372.77302.79111.88141.36681.3724
F31.37572.38372.66222.66822.98383.57042.8379
Cl41.87492.77302.66223.04774.48593.14692.9629
Cl51.86302.79112.66823.04773.44192.98854.0207
Cl62.79401.88142.98384.48593.44192.66822.6473
F72.38431.36683.57043.14692.98852.66822.2437
F82.37741.37242.83792.96294.02072.64732.2437

picture of Ethane, 1,1,2-trichloro-1,2,2-trifluoro- state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 Cl6 109.375 C1 C2 F7 110.448
C1 C2 F8 109.664 C2 C1 F3 109.915
C2 C1 Cl4 108.470 C2 C1 Cl5 110.140
F3 C1 Cl4 109.001 F3 C1 Cl5 110.037
Cl4 C1 Cl5 109.245 Cl6 C2 F7 109.441
Cl6 C2 F8 107.874 F7 C2 F8 109.993
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability